Even if you're running Windows 10, you shouldn't rely on Microsoft's security tools. Free third-party apps are much more effective at keeping you safe. We've tested 14 no-cost AV services to help you find the right one for protecting your PC.

Bluetooth speakers let you stream music wirelessly from your phone or tablet (or nearly any other device). From inexpensive portable models to stationary sonic masterpieces, these are the best we've tested.